import Vue from 'vue'
import Vuex from 'vuex'

Vue.use(Vuex)

export default new Vuex.Store({
    state:{
        city:'上海'
    },
    // actions:{
    //     changeCity(ctx,city){
    //        ctx.commit('changeCity',city)
    //     }
    // },
    mutations :{
        changeCity(state,city){
             state.city=city
        }
    }
})